#include <stdio.h>
#define ADJUST 7.31
int main()
{
    const double SCALE = 0.333;
    double shoe, foot;
    printf("Shoe size (men's) foot length\n");
    shoe = 3.0;
    while (shoe < 18.5)
    {
        foot = SCALE * shoe + ADJUST;
        printf("%10.1f %15.2f inches\n", shoe, foot);
        shoe = shoe + 1.0;
    }
    printf("If the shoe fits, wear it.\n");
    return 0;
}